C:\Users\gd\Downloads\protoc-3.19.2-win64\bin\protoc.exe -I .\ddm\src\main\java\org\snlab\proto --java_out=ddm/src/main/java ddmpt.proto
C:\Users\gd\Downloads\protoc-3.19.2-win64\bin\protoc.exe --plugin=protoc-gen-grpc-java=C:\Users\gd\Downloads\protoc-gen-grpc-java-1.9.1-windows-x86_64.exe -I .\ddm\src\main\java\org\snlab\proto --grpc-java_out=ddm/src/main/java ddmpt.proto
python -m grpc_tools.protoc -I ddm\src\main\java\org\snlab\proto --python_out=ddmsh/ --grpc_python_out=ddmsh/. ddmpt.proto